Alkenyl aryl sulfones

Details Alkenyl aryl sulfones Alkenyl aryl sulfones

1973-09-26

1977-07-26

Phillips, Delbert R.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07C14708

Patent

active

040383237

ABSTRACT:
Carotene compounds e.g. .beta.-carotene, are prepared by reacting a sulphone Ret--SO.sub.2 --R, in which Ret represents retinyl or substituted retinyl and R represents a hydrocarbon radical, in the presence of an alkaline reagent with an ester Ret-X, in which X represents an acid residue, and then desulphonating the product, for example with an alkaline reagent.

REFERENCES:
patent: 3655620 (1972-04-01), Julia

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